AU2137753A - Drill coupling - Google Patents

Drill coupling

Info

Publication number
AU2137753A
AU2137753A AU21377/53A AU2137753A AU2137753A AU 2137753 A AU2137753 A AU 2137753A AU 21377/53 A AU21377/53 A AU 21377/53A AU 2137753 A AU2137753 A AU 2137753A AU 2137753 A AU2137753 A AU 2137753A
Authority
AU
Australia
Prior art keywords
drill coupling
drill
coupling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU21377/53A
Other versions
AU160606B2 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canadian Ingersoll Rand Co Ltd
Original Assignee
Canadian Ingersoll Rand Co Ltd
Filing date
Publication date
Application filed by Canadian Ingersoll Rand Co Ltd filed Critical Canadian Ingersoll Rand Co Ltd
Application granted granted Critical
Publication of AU2137753A publication Critical patent/AU2137753A/en
Publication of AU160606B2 publication Critical patent/AU160606B2/en
Expired legal-status Critical Current

Links

AU21377/53A 1953-09-11 Drill coupling Expired AU160606B2 (en)

Publications (2)

Publication Number Publication Date
AU2137753A true AU2137753A (en) 1953-11-12
AU160606B2 AU160606B2 (en) 1953-11-12

Family

ID=

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